{"number":"US12702526B2","kindCode":"B2","documentType":"grant","title":{"original":"Structure and method of switchable multi-mode dental handpiece","english":"Structure and method of switchable multi-mode dental handpiece"},"abstract":{"original":"A switchable multi-mode dental handpiece structure and method, includes: a root canal mirror assembly with an image sensor for capturing external images; a flexible hose with one end connected to the image sensor; a rigid tube connected to the other end of the flexible hose; a root canal operation assembly, includes: a working head; a driving device connected to the working head for driving the working head, the driving device being operable to follow the rotational direction of a steering wheel; a connecting rod linking the steering wheel; a mode switching push handle, connected to the rigid …","english":"A switchable multi-mode dental handpiece structure and method, includes: a root canal mirror assembly with an image sensor for capturing external images; a flexible hose with one end connected to the image sensor; a rigid tube connected to the other end of the flexible hose; a root canal operation assembly, includes: a working head; a driving device connected to the working head for driving the working head, the driving device being operable to follow the rotational direction of a steering wheel; a connecting rod linking the steering wheel; a mode switching push handle, connected to the rigid …"},"applicants":["THREE-IN-ONE ENTERPRISES CO., LTD."],"inventors":["Yung-Hsiu Chen","Kao Hua Chen"],"filingDate":"2024-05-22","publicationDate":"2026-08-11","grantDate":"2026-08-11","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12702526B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12702526B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12702526B2","ja":"https://downloadpatent.com/ja/patent/US12702526B2"}}